CSS+DIV实现Yahoo搜索框的制作

本文及代码由 renx 原创,版权所有,随便使用,哪位大大看得起在下,有用到的话,我很荣幸您能告诉我.
开始
为了做这个yahoo搜索框,我分了三步:
1. 先做搜索分类的按钮,点击后会和其他按钮看上去比较不一样,这个是挺简单的

当然这还不够,接下来实现第二步效果.

2.加个搜索输入框,而且要能换颜色的

　　3. 现在加个箭头,做个外框,当然也要不同颜色的

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>search_bar</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<style>
body,html {
    font-size:12px;
}
.none {display: none;}
.block {display: block;}
.s_c {width:800px;text-align: center;}
.s_c ul{clear:both;margin:0;}
.s_c li{list-style:none;float:left;position: relative;width: 70px;}
.s_b {border:1px solid #666;}
.s_b span{padding:20px 20px;vertical-align:middle;}
.s_b input{margin:8px 8px;}
.search_0 {background:#fff;}
.search_1 {background:#d2e4fc;}
.search_2 {background:#fcd2d2;}
.search_3 {background:#F9D3FA;}
.search_4 {background:#defbfb;}
.search_5 {background:#fce8d2;}
.search_6 {background:#FCEBB9;}
.c_0 {padding:0px 10px 0px 10px;line-height:22px}
.c_0 a{color:#666;text-decoration: none;}
.c_1 {padding:4px 0;width: 70px;
    background:#0075eb;border:1px solid #054576;border-bottom-width:0;text-decoration: none;}
.c_1 a{color:#FFF;font-weight:bold;text-decoration: none;}
.c_1 b{width:100%;height:11px;background:url("picture/sc1.gif") no-repeat 50% bottom;position: absolute;bottom: -7px;left: 0;}
.c_2 {padding:4px 0;width: 70px;background:#a10303;border:1px solid #662626;border-bottom-width:0;}
.c_2 b{width:100%;height:11px;background:url("picture/sc2.gif") no-repeat 50% bottom;
    position: absolute;bottom: -7px;left: 0;}
.c_3 {padding:4px 0;width: 70px;background:#B01FAA;border:1px solid #760473;border-bottom-width:0;}
.c_3 b{width:100%;height:11px;background:url("picture/sc3.gif") no-repeat 50% bottom;position: absolute;bottom: -7px;left: 0;}
.c_4 {padding:4px 0;width: 70px;background:#41abb5;border:1px solid #297a80;border-bottom-width:0;}
.c_4 b{width:100%;height:11px;background:url("picture/sc4.gif") no-repeat 50% bottom;position: absolute;bottom: -7px;left: 0;}
.c_5 {padding:4px 0;width: 70px;background:#d95000;border:1px solid #96450c;border-bottom-width:0;}
.c_5 b{width:100%;height:11px;background:url("picture/sc5.gif") no-repeat 50% bottom;position: absolute;bottom: -7px;left: 0;}
.c_6 {padding:4px 0;width: 70px;background:#ec9e2e;border:1px solid #B28B12;border-bottom-width:0;}
.c_6 b{width:100%;height:11px;background:url("picture/sc6.gif") no-repeat 50% bottom;position: absolute;bottom: -7px;left: 0;}
.white a {color:#FFF;font-weight:bold;text-decoration: none;}
</style>
<script language="javascript">
function aa(s_id){
    for(i=1;i<7;i++){
        if(i==s_id){
            document.getElementById("s"+i).className="block be";
            document.getElementById("m"+i).className="c_"+i+" white";
            document.getElementById("uid_"+i).focus();
        }
        else {
            document.getElementById("s"+i).className="none";
            document.getElementById("m"+i).className="c_0";
        }
    }
}
</script>
</head>
<body>
<div class="s_c"><ul>
    <li><div id="m1" class="c_1"><a href="###" onClick="aa(’1’)"><b></b>分类第一</a></div></li>
    <li><div id="m2" class="c_0"><a href="###" onClick="aa(’2’)"><b></b>分类第二</a></div></li>
    <li><div id="m3" class="c_0"><a href="###" onClick="aa(’3’)"><b></b>分类第三</a></div></li>
    <li><div id="m4" class="c_0"><a href="###" onClick="aa(’4’)"><b></b>分类第四</a></div></li>
    <li><div id="m5" class="c_0"><a href="###" onClick="aa(’5’)"><b></b>分类第五</a></div></li>
    <li><div id="m6" class="c_0"><a href="###" onClick="aa(’6’)"><b></b>分类第六</a></div></li>
    </ul>
</div>
<div class="s_b">
    <div class="block" id="s1"><div class="search_1"><span>Search the Web:</span><input name="uid" id="uid_1" /><span>按钮</span></div></div>
    <div class="none" id="s2"><div class="search_2"><span>Search the Images:</span><input name="uid" id="uid_2" /><span>按钮</span></div></div>
    <div class="none" id="s3"><div class="search_3"><span>Search the Images:</span><input name="uid" id="uid_3" /><span>按钮</span></div></div>
    <div class="none" id="s4"><div class="search_4"><span>Search the Audio</span><input name="uid" id="uid_4" /><span>按钮</span></div></div>
    <div class="none" id="s5"><div class="search_5"><span>Search the News</span><input name="uid" id="uid_5" /><span>按钮</span></div></div>
    <div class="none" id="s6"><div class="search_6"><span>Search the Shopping</span><input name="uid" id="uid_6" /><span>按钮</span></div></div>
</div>
</body>
</html>

现在看来差不多可以了,就是效率有点低,下次再优化一下